Identifying Linear Functions
Using Intercepts
Slope
Slope-Intercept Form
Lines, lines and more lines....
100
The mathematical function's name whose graph forms a straight line.
What is a Linear Function?
100
A point that lies on the x-axis.
What is the x-intercept?
100
Slope of a horizontal line
What is 0?
100
Slope intercept form of a equation of a line
What is y = mx + b ?
100
The linear equation whose slope is -7 and passes through the point (4,2)
What is y = -7x + 30?
200
Standard form of a linear equation.
What is Ax + By = C? OR What is ax + by = c?
200
The x intercept of 2x - 4y = 8
What is (4,0)?
200
Slope of a vertical line
What is undefined?
200
An equation in slope intercept form where the slope is 0 and the y-intercept is -5
What is y = -5? OR What is y = 0x - 5?
200
This is the method of determining if two lines are perpendicular using their equations only
What are negative reciprocal slopes? OR What is the product of the slopes equal -1?
300
The standard form of this linear equation y = x + 3
What is -x + y = 3?
300
The x and y intercepts of 3x + 4y = 24
What is (8,0) and the (0,6)?
300
Slope of the line through (4,-2) and (-1,2)
What is -4/5?
300
An equation of a line parallel to y = 4x - 21/8 and passing through the point (2,5)
What is y = 4x - 3?
300
This equation is perpendicular to the line y = .25x - 3.65 and passes through the point (-1,-2)
What is y = -4x - 6 ?
400
How one determines if the set of points (2,4), (5,3) (8,2), (11,1) are linear?
What is a constant rate of change of 3? OR What is all points lie in a straight line?
400
The y intercept of 3x - 2y = -15
What is (0,15/2)? OR What is (0,7.5)?
400
Slope of the line through (20,3000) and (60,2000)
What is -25?
400
An equation: y - 4 = 3(x + 5) in slope-intercept form
What is y = 3x + 19 ?
400
The relationship between these two lines: x - 5y = 40 and -10x + 2y = -16
What are intersecting lines? OR What are two lines that are not parallel nor perpendicular?
500
Considering these pairs (3, 7), (1, 0), and (−3, −5), one pair is NOT on the line of y = 2x + 1
What is (1,0)?
500
The x and y intercepts of 5x - 3y - 8 = 0
What is (8/5,0) and (0,-8/3)?
500
Slope of the this equation 6x + 5y = 30
What is -6/5?
500
An equation in slope-intercept form whose standard form is: 3x + 2y = 8
What is y = (-3/2)x + 4 ?
500
An equation passing through the points (1,-4) and (3,2)
What is y = 3x - 7 ?
M
e
n
u